WTJP31 RJTD 161500 WARNING 161500. WARNING VALID 171500. STORM WARNING. TROPICAL STORM 1819 SOULIK (1819) 992 HPA AT 19.3N 141.6E MARIANAS MOVING NORTHNORTHWEST 14 KNOTS. POSITION FAIR. MAX WINDS 45 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 270 MILES EAST SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 170300UTC AT 22.3N 140.7E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 50 KNOTS NEAR CENTER. FORECAST POSITION FOR 171500UTC AT 24.1N 140.0E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 985 HPA, MAX WINDS 55 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=